1121311312310 has 16 divisors (see below), whose sum is σ = 2306697556896. Its totient is φ = 384449592768.

The previous prime is 1121311312307. The next prime is 1121311312313. The reversal of 1121311312310 is 132131131211.

It is an interprime number because it is at equal distance from previous prime (1121311312307) and next prime (1121311312313).

It is a super-2 number, since 2×1121311312310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121311312313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8009366447 + ... + 8009366586.

It is an arithmetic number, because the mean of its divisors is an integer number (144168597306).

Almost surely, 2^{1121311312310} is an apocalyptic number.

1121311312310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121311312310 is an abundant number, since it is smaller than the sum of its proper divisors (1185386244586).

1121311312310 is a wasteful number, since it uses less digits than its factorization.

1121311312310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16018733047.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1121311312310 its reverse (132131131211), we get a palindrome (1253442443521).

The spelling of 1121311312310 in words is "one trillion, one hundred twenty-one billion, three hundred eleven million, three hundred twelve thousand, three hundred ten".